Mechanical Engineer I

Gray AES is the professional-services arm of Gray, a family-owned, fully integrated global provider of engineering, design, construction, digital, equipment manufacturing, and real estate services. We serve domestic and international customers in Food & Beverage, Manufacturing, Automotive, Distribution, Mission Critical, and Commercial markets.

About the role

We are adding a Mechanical Engineer–MEP to our teams in Atlanta, GA; Dallas, TX; Fullerton, CA; and Lexington, KY. This role is not eligible for visa sponsorship.

Responsibilities

• Lead mechanical design efforts for assigned projects, ensuring compliance with client requirements and building codes.
• Coordinate with multidisciplinary teams to develop integrated design solutions.
• Perform advanced heating/cooling load calculations and energy code compliance assessments.
• Collaborate with the owner and project team to ensure systems are cost-effective and explore value engineering options.
• Use BIM and AutoCAD to incorporate designs into project models and drawings.
• Select and specify mechanical equipment; design air distribution and piping systems.
• Develop control drawings and system diagrams.
• Update and maintain engineering design standards.
• Perform and document design calculations to ensure compliance with applicable codes and client specifications.
• Conduct quality control reviews of design documents, including drawings, specifications, and calculations.
• Collaborate with Project Managers and multidisciplinary teams to meet project schedules and deliver complete, coordinated design packages.
• Review and respond to contractor RFIs, shop drawings, and product submittals, ensuring design intent is maintained.
• Participate in client meetings and design reviews, providing technical input and supporting project delivery.
• Support the development and refinement of internal design standards and best practices.
• Assist in mentoring junior engineers and designers, contributing to team growth and knowledge sharing.
• Other duties as assigned.

Requirements

• Bachelor’s Degree in Mechanical Engineering (or related field) from an accredited college or university.
• Professional Engineering License is required.
• 5 to 7 years of experience in mechanical design within industrial or commercial projects.
• Advanced proficiency in Bluebeam and 3D building modeling software (e.g., Revit) and experience with BIM workflows.
• Demonstrated experience with building codes and standards (IBC, ASHRAE, NFPA), and client-specific design requirements.
• Ability to perform load calculations and cost analysis using appropriate software.
• Proficiency in Microsoft Office Suite, with advanced Excel skills for system analysis, cost modeling, and performance optimization.
• Demonstrated leadership in mentoring junior engineers and managing design teams.
• Excellent oral and written communication skills.
• Ability to thrive in a fast-paced, collaborative environment.
• Energetic, self-motivated, and committed to professional development.
• Ability to travel up to 25% of the time.

Physical Demands & Work Environment

• Periodic overnight travel to visit jobsites where the ability to traverse undeveloped terrain may be required.
• Frequently required to stand, walk, sit, use hands, reach with hands or arms, and talk or hear.
• May occasionally be required to climb or balance, stoop, kneel, or crouch.
• Must occasionally lift and/or move up to 50 pounds.
• Specific vision abilities required include close vision.
• Generally, normal office environment where noise level is moderate and temperature/humidity is controlled.
• Overtime may be required.